1000122201211 has 8 divisors (see below), whose sum is σ = 1160056455680. Its totient is φ = 844452860328.

The previous prime is 1000122201209. The next prime is 1000122201307. The reversal of 1000122201211 is 1121022210001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1000122201211 - 2¹ = 1000122201209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000122201191 and 1000122201200.

It is not an unprimeable number, because it can be changed into a prime (1000122501211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1066227891 + ... + 1066228828.

It is an arithmetic number, because the mean of its divisors is an integer number (145007056960).

Almost surely, 2^{1000122201211} is an apocalyptic number.

1000122201211 is a deficient number, since it is larger than the sum of its proper divisors (159934254469).

1000122201211 is an equidigital number, since it uses as much as digits as its factorization.

1000122201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132456793.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1000122201211 its reverse (1121022210001), we get a palindrome (2121144411212).

The spelling of 1000122201211 in words is "one trillion, one hundred twenty-two million, two hundred one thousand, two hundred eleven".